Base | Representation |
---|---|
bin | 110100001101001011… |
… | …0101011010110001111 |
3 | 101201101020012020021121 |
4 | 1220122112223112033 |
5 | 3314100443131111 |
6 | 123300410141411 |
7 | 11046136225651 |
oct | 1503226532617 |
9 | 351336166247 |
10 | 112111302031 |
11 | 436009a8623 |
12 | 19889a21867 |
13 | a758a44151 |
14 | 55d77726d1 |
15 | 2db2643871 |
hex | 1a1a5ab58f |
112111302031 has 2 divisors, whose sum is σ = 112111302032. Its totient is φ = 112111302030.
The previous prime is 112111302019. The next prime is 112111302047. The reversal of 112111302031 is 130203111211.
It is a happy number.
It is an a-pointer prime, because the next prime (112111302047) can be obtained adding 112111302031 to its sum of digits (16).
It is a weak prime.
It is an emirp because it is prime and its reverse (130203111211) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 112111302031 - 25 = 112111301999 is a prime.
It is a super-2 number, since 2×1121113020312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 112111301996 and 112111302014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112111302001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055651015 + 56055651016.
It is an arithmetic number, because the mean of its divisors is an integer number (56055651016).
Almost surely, 2112111302031 is an apocalyptic number.
112111302031 is a deficient number, since it is larger than the sum of its proper divisors (1).
112111302031 is an equidigital number, since it uses as much as digits as its factorization.
112111302031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 112111302031 its reverse (130203111211), we get a palindrome (242314413242).
The spelling of 112111302031 in words is "one hundred twelve billion, one hundred eleven million, three hundred two thousand, thirty-one".
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